/*
 * File    : ParameterRepository.java
 * Created : Nov 21, 2003
 * By      : epall
 * 
 * Azureus - a Java Bittorrent client
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details ( see the LICENSE file ).
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package org.gudy.azureus2.pluginsimpl.local.ui.config;

import java.util.HashMap;
import java.util.Set;

import org.gudy.azureus2.core3.config.impl.ConfigurationDefaults;
import org.gudy.azureus2.core3.util.AEMonitor;
import org.gudy.azureus2.plugins.ui.config.Parameter;

/**
 * @author epall
 * 
 */
public class ParameterRepository {
    private static ParameterRepository instance;
    private static AEMonitor class_mon = new AEMonitor("ParameterRepository:class");

    private HashMap params;

    private ParameterRepository() {
        params = new HashMap();
    }

    public static ParameterRepository getInstance() {
        try {
            class_mon.enter();

            if (instance == null)
                instance = new ParameterRepository();
            return instance;

        } finally {

            class_mon.exit();
        }
    }

    public void addPlugin(Parameter[] parameters, String displayName) {
        params.put(displayName, parameters);

        // set the defaults
        ConfigurationDefaults def = ConfigurationDefaults.getInstance();
        if (def == null)
            return;

        for (int i = 0; i < parameters.length; i++) {
            Parameter parameter = parameters[i];
            if (!(parameter instanceof ParameterImpl))
                continue;
            String sKey = ((ParameterImpl) parameter).getKey();

            if (parameter instanceof StringParameterImpl) {
                def.addParameter(sKey, ((StringParameterImpl) parameter).getDefaultValue());
            } else if (parameter instanceof IntParameterImpl) {
                def.addParameter(sKey, ((IntParameterImpl) parameter).getDefaultValue());
            } else if (parameter instanceof BooleanParameterImpl) {
                def.addParameter(sKey, ((BooleanParameterImpl) parameter).getDefaultValue());
            } else if (parameter instanceof FileParameter) {
                def.addParameter(sKey, ((FileParameter) parameter).getDefaultValue());
            } else if (parameter instanceof DirectoryParameterImpl) {
                def.addParameter(sKey, ((DirectoryParameterImpl) parameter).getDefaultValue());
            } else if (parameter instanceof IntsParameter) {
                def.addParameter(sKey, ((IntsParameter) parameter).getDefaultValue());
            } else if (parameter instanceof StringListParameterImpl) {
                def.addParameter(sKey, ((StringListParameterImpl) parameter).getDefaultValue());
            } else if (parameter instanceof ColorParameter) {
                def.addParameter(sKey + ".red", ((ColorParameter) parameter).getDefaultRed());
                def.addParameter(sKey + ".green", ((ColorParameter) parameter).getDefaultGreen());
                def.addParameter(sKey + ".blue", ((ColorParameter) parameter).getDefaultBlue());
            }
        }
    }

    public String[] getNames() {
        Set keys = params.keySet();
        return (String[]) (keys.toArray(new String[keys.size()]));
    }

    public Parameter[] getParameterBlock(String key) {
        return (Parameter[]) params.get(key);
    }
}
